body {
    background-color: #fafafa;
}
.det_info {
    width: 1152px;
    height: 400px;
    background-color: #fff;
    margin: 10px auto;
    padding: 34px 24px 24px 24px;
}
.det_info .det_title {
    font-weight: bold;
    font-size: 16px;
}
.det_info .det_pic {
    width: 340px;
    height: 340px;
    margin-top: 18px;
    border-radius: 4px;
}
.det_info .det_til {
    font-weight: 700;
    font-size: 22px;
    margin: 20px 20px;
}
.det_info .det_price {
    color: #FA883C;
    font-size: 18px;
    margin-left: 20px;
}
.det_info .det_page {
    font-weight: 700;
    font-size: 16px;
    margin-top: 50px;
    margin-left: 20px;
}
.size {
    width: 32px;
    display: inline-block;
    margin: 32px 6px 20px 14px;
}
button {
    outline:none;
}
.add_cart {
     border: 1px solid #BDBDBD;
     /*background-color: transparent;*/

     width: 100px;
     height: 40px;
     display: block;
     margin: 40px 20px;
     background-color: #F5F5F5;
     color: #000;
    border-radius: 4px;
 }
.add_cart:hover {
    border: none;
    background-color: #FA883C;
    color: #fff;
}